Finding the Fourth Proportional to 418,818.70, 577,953.02 and 227,827.99
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Solution
The fourth proportional to 418,818.70, 577,953.02 and 227,827.99 is: 314,393.50
Step by Step Solution
- Step 1: Write the proportion equation
418,818.70 : 577,953.02 = 227,827.99 : x - Step 2: Convert to fraction form
418,818.70/577,953.02 = 227,827.99/x - Step 3: Cross multiply
418,818.70x = 577,953.02 × 227,827.99 - Step 4: Simplify right side
418,818.70x = 131,673,876,153.04 - Step 5: Solve for x
x = 131,673,876,153.04/418,818.70 - Step 6: Final answer
x = 314,393.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.